Tumbler



FIG. 1 is a perspective view of a tumbler showing my new design;

FIG. 2 is a side elevational, the opposite side being the same in appearance;

FIG. 3 is a fragmentary developed plan view of the side wall;

FIG. 4 is a bottom plan view;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a fragmentary cross-sectional view of the ornamentation on the exterior of the tumbler. 

The ornamental design for a tumbler, as shown and described. 